Unfortunately, in some patients their narcotic effects lead to addiction and the need for ever-escalating doses to quell pain.
不幸的是，有些病人由于该药麻醉作用导致成瘾，需要不断增大用药剂量来缓解疼痛。
2
An ever-escalating array of industry-developed vaccines confer short-term protection, but at the expense of provoking flu to evolve in unpredictable ways.
一系列产业研制的不断升级换代的疫苗具有短期保护作用，但其代价是引惹流感以不可预测的方式演变。
3
In fact, I think that software design is one of the more complex things humans have ever tried, especially given the constantly escalating sophistication in what we're building.